The secondary containment with more.

The INSCO system is simple enough to be used as a conventional unit, yet advanced enough to improve the way your company uses containments. It encompasses all the necessary attributes required for performance in the oil field and includes additional features designed to save time, cut costs, and improve efficiency.

Reliably protect your company’s reputation.

  • Safely and effectively contains spills in the event of a tank failure
  • Tight wall seams compatible with Spray Applied Liners and Seam Seal method
  • Precisely engineered and manufactured for maximum strength and durability
  • Fulfills all regulatory requirements for secondary spill containment
  • Protects your well site and preserves surrounding land for future generations

Simple, innovative design.

  • Patented wedge pin assembly
  • Standardized panels and support legs
  • Minimal bolts and assembly hardware

Practical and economical solution.

  • Convenient crating reduces the per unit transport cost – fit a 24 panel unit on one 4’x8’ skid
  • Zero ground disturbance – modular design is self supporting and free standing
  • Innovative design requires fewer workers to assemble and install
  • Easily expandable as containment requirements change
  • Customizable for irregular “L” shape requirements or site layout constraints
  • Precision manufacturing  process benefits the end customer

Increase the mobility of your operation.

  • Designed for rapid relocation with minimal disassembly
  • Hoist & transport assembled wall sections on flatbed [VIDEO]
  • Pre-assemble full wall sections in preparation for short notice delivery
  • Reduce field time
  • Hoisting kit and accessories are available from the manufacturer

Precisely engineered for maximum strength and durability.

  • Fabricated from 12 & 14 gauge G90 galvanized steel
  • No welds – significantly reduced corrosion over the life of the unit
  • Minimal maintenance and increased longevity over painted units
  • Support legs every 4 feet, with ground gripping teeth for increased holding strength
  • Robust reinforcement angles around entire containment perimeter
  • Rugged and durable Liner Retaining Cap rail for traditional liner installations and added wall strength
  • Unique cross cable base support for added strength on long walls or unique shapes

Features INSCO System Modular Painted Units Corrugated, Grain-Bin Style Fixed-size, Skid-loaded Unit
Galvanized steel, non-painted - -
Standardized panels throughout system - - -
Transport assembled sections - -
Expandable -
No welds - -
Assemble on or off-site - - -
Hoisting capabilities - -
Convenient crating -


  • Panel length - 92”
  • Panel height - 36”
  • Corner joints add 4” to total wall length


  • Wall panels and top rail caps - 14 gauge, G90 galvanized steel
  • Other primary components - 12 gauge, G90 galvanized steel
  • Wedge pins - 1/4” steel, zinc plated

Compatible liners

  • Geomembrane liners
  • Spray applied
  • Seam seal methods

Download the full product brochure (900 KB)